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Author Question: Which of the following is true of carbon dioxide concentrations in North America? A) ... (Read 152 times)

arivle123

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on: Jul 14, 2018
Which of the following is true of carbon dioxide concentrations in North America?
 
  A) Concentrations fall from spring through autumn
  B) Concentrations increase from spring through autumn
  C) Concentrations fall from autumn through Spring
  D) Concentrations levels are constant through the year
  E) There is no discernible pattern of concentration

Question 2

The law of conservation of energy states that energy is created or destroyed under ordinary conditions, but it may not be changed from one form to another.
 
  Indicate whether the statement is true or false.


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Joy Chen

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Reply #1 on: Jul 14, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: FALSE


arivle123

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Reply 2 on: Jul 14, 2018
Excellent

connor417

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Reply 3 on: Yesterday
Gracias!

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